AIR FORCE ONE (Reuters) -The United States is actively trying to resolve WNBA star Brittney Griner’s detention in Russia, White House national security adviser Jake Sullivan told reporters on Tuesday, reiterating Washington’s call for Moscow to release her. “The United States government is actively engaged in trying to resolve this case and get Brittney home,” Sullivan told reporters aboard Air Force One, declining to give any details. Griner has been held since February and faces up to 10 years in prison after Russian officials alleged her luggage contained multiple cannabis oil vape cartridg…